I Swear
“I blink. I twitch. I jump. I click. I whistle. I shout.”
Diagnosed with Tourette Syndrome at 15, John Davidson navigates his way against the odds through troubled teenage years and into adulthood, finding inspiration in the kindness of others to discover his true purpose in life.
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Your review
Cast
61 people
Robert Aramayo
John
Known for
The Lord of the Rings: The Rings of Power
Behind Her Eyes
Maxine Peake
Dottie
Known for
The Theory of Everything
Say Nothing
Peter Mullan
Tommy
Known for
Ozark
The Lord of the Rings: The Rings of Power
Shirley Henderson
Heather
Known for
The Mandalorian
Harry Potter and the Chamber of Secrets
Scott Ellis Watson
Young John
Also in
Ghosts: The Possession of Button House
David Carlyle
Chris
Known for
It's a Sin
Francesco Piacentini-Smith
Murray
Known for
Masters of the Air
The Nest
Somerled Campbell
Palace Official
No other roles listed
Michael Dylan
Butler
Known for
Mrs. Davis
Christina Ashford
The Queen
Also in
Mundane
Painting a Legacy
Sanjeev Kohli
Kenny
Known for
Dept. Q
Magpie Murders
Steven Cree
David
Known for
Brave
A Discovery of Witches
Kirk Jones Director · Stephen Rennicks Composer James Blann Cinematographer
Worldwide gross $16M · Budget $3.7M · United States release April 24, 2026
Box office
Budget
$3,730,000
Worldwide gross
$15,564,404
Gross vs. budget
4.2×
Production
One Story High
Production
Tempo Productions
Production
United Kingdom
Produced in
Languages
Original language
English
Spoken on screen
English
Release dates
Canada · September 7, 2025
Premiere · Toronto International Film Festival
United Kingdom · September 22, 2025
Limited theatrical
United States · April 24, 2026
Theatrical
United States · June 2, 2026
Digital
United States
January 6, 2026 · Premiere · Palm Springs International Film Festival
August 22, 2026 · Digital · Netflix
Australia
November 6, 2025 · Premiere · Russell Hobbs British Film Festival
March 26, 2026 · Theatrical
June 3, 2026 · Physical · Special Edition
Bahrain
April 23, 2026 · Theatrical
Belgium
February 4, 2026 · Premiere · Ostend Film Festival
March 25, 2026 · Theatrical
Brunei
October 15, 2026 · Theatrical
Canada
April 20, 2026 · Limited theatrical · Monday Surprise Premiere
April 24, 2026 · Theatrical
Croatia
February 12, 2026 · Theatrical
Czechia
June 4, 2026 · Theatrical
Egypt
November 15, 2025 · Premiere · Cairo International Film Festival
Estonia
November 8, 2025 · Premiere · Tallinn Black Nights Film Festival
February 6, 2026 · Theatrical
Finland
March 27, 2026 · Theatrical
France
December 16, 2025 · Premiere · Les Arcs Film Festival
April 1, 2026 · Theatrical
August 20, 2026 · Physical
Germany
May 28, 2026 · Theatrical
Greece
March 26, 2026 · Theatrical
Hong Kong SAR China
August 2, 2026 · Digital · Netflix
Indonesia
July 8, 2026 · Digital · Netflix
Ireland
October 10, 2025 · Theatrical
March 10, 2026 · Digital · Netflix
Israel
May 31, 2026 · Premiere · Lev's lecture + screening event
June 25, 2026 · Theatrical
October 19, 2026 · Digital · iTunes / Apple TV
Italy
November 26, 2026 · Theatrical
Latvia
February 20, 2026 · Theatrical
Lithuania
February 27, 2026 · Theatrical
Malaysia
October 15, 2026 · Theatrical
Montenegro
January 29, 2026 · Theatrical
Netherlands
January 31, 2026 · Premiere · International Film Festival Rotterdam
February 6, 2026 · Premiere · IFFR in Groningen
March 26, 2026 · Theatrical
New Zealand
May 1, 2026 · Digital
Oman
April 23, 2026 · Theatrical
Philippines
August 2, 2026 · Digital · Netflix
Poland
March 26, 2026 · Digital · Apple TV
Portugal
May 14, 2026 · Theatrical
Puerto Rico
April 23, 2026 · Limited theatrical · Fine Arts
Qatar
April 23, 2026 · Theatrical
Romania
July 7, 2026 · Digital · Prime Video / TVOD
Saudi Arabia
April 23, 2026 · Theatrical
Serbia
January 29, 2026 · Theatrical
Singapore
August 22, 2026 · Digital · Netflix
Slovakia
June 4, 2026 · Theatrical
South Korea
August 2, 2026 · Digital · Netflix
Spain
April 10, 2026 · Theatrical
Sweden
January 24, 2026 · Premiere · Göteborg Film Festival
March 27, 2026 · Theatrical
Switzerland
June 4, 2026 · Theatrical
Taiwan
May 29, 2026 · Theatrical
Thailand
May 28, 2026 · Limited theatrical
August 22, 2026 · Digital · Netflix
Türkiye
May 2, 2026 · Theatrical
United Arab Emirates
April 23, 2026 · Theatrical
United Kingdom
October 10, 2025 · Theatrical
March 10, 2026 · Digital · Netflix
Vietnam
August 22, 2026 · Digital · Netflix
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Some details come from TheTVDB.